28774293

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 42024960

約数和(自身を除く): 13250667

約数列:

[1, 3, 29, 31, 47, 87, 93, 141, 227, 681, 899, 1363, 1457, 2697, 4089, 4371, 6583, 7037, 10669, 19749, 21111, 32007, 42253, 126759, 204073, 309401, 330739, 612219, 928203, 992217, 9591431, 28774293]

約数ペア:

[(1, 28774293), (3, 9591431), (29, 992217), (31, 928203), (47, 612219), (87, 330739), (93, 309401), (141, 204073), (227, 126759), (681, 42253), (899, 32007), (1363, 21111), (1457, 19749), (2697, 10669), (4089, 7037), (4371, 6583)]